| Bounce Coaching & Development Ltd | Administrative & support | 2015 |
| Bournebrook Property Management Ltd | Real estate | 2018 |
| Bowden & Dolphin Signs Limited | Manufacturing | 1963 |
| Bower Brickworks Ltd | Construction | 2022 |
| Boyd & Co (Tamworth) Ltd | Professional & scientific | 2008 |
| BPI Utilities Ltd | Construction | 2023 |
| Bradbrook and Wills Associates Ltd | Professional & scientific | 2009 |
| Bradson Limited | Wholesale & retail | 1983 |
| Brady Woods Limited | Administrative & support | 2025 |
| Bramcote Limited | Manufacturing | 1965 |
| Brampton Power Limited | Energy | 2024 |
| Bramtec Limited | Financial services | 2014 |
| Bramwell Investments Limited | Financial services | 2008 |
| Branch Development Ltd | Construction | 2024 |
| Brand IQ Technology Services Limited | Information & communication | 2021 |
| BRAND13 Ltd | Professional & scientific | 2017 |
| Bravo Benefits Holdings Limited | Administrative & support | 2020 |
| Bravo Benefits Limited | Information & communication | 2008 |
| BRB & S Ltd | Transport & logistics | 2019 |
| BRB Group Limited | Wholesale & retail | 2018 |
| Breakout Capital Ventures Limited | Professional & scientific | 2025 |
| Brec Property Management Ltd | Real estate | 2017 |
| Brec Rail Limited | Construction | 2026 |
| Breese Estates Ltd | Extraterritorial | 2020 |
| Breeze GAS Services Limited | Construction | 2010 |
| Breslins Tamworth Ltd | Professional & scientific | 2020 |
| Bretby Business Consultancy Limited | Administrative & support | 2026 |
| Brett James Consultancy Ltd | Financial services | 2019 |
| Brew Tamworth Ltd | Hospitality | 2025 |
| BRG Limited | Real estate | 2024 |
| Brian Davies Consultancy Limited | Professional & scientific | 2024 |
| Brick by Brick Ltd | Construction | 2026 |
| BRICK53 Ltd | Real estate | 2026 |
| Brickspan Developments Limited | Construction | 2016 |
| Bridal Traders Limited | Wholesale & retail | 2015 |
| Bridge Street Barbers Limited | Other services | 2008 |
| Bridgemont Technologies Limited | Manufacturing | 2009 |
| Bridges Auto's Ltd | Wholesale & retail | 2018 |
| Bridges Automotive Ltd | Wholesale & retail | 2026 |
| Bridges Property Holdings Limited | Financial services | 2019 |
| Briers Environmental Services Tamworth Limited | Financial services | 2020 |
| Briers Group Limited | Financial services | 2020 |
| Briers Tamworth Limited | Administrative & support | 2013 |
| Bright Citrus Limited | Professional & scientific | 2013 |
| Brighter Days Staffordshire Ltd | Health & social care | 2013 |
| Brilliant Endeavour Limited | Financial services | 2022 |
| Brimalk Limited | Construction | 1987 |
| Brinklow (Holdings) Ltd | Financial services | 2019 |
| Brinklow Bioenergy Ltd | Energy | 2025 |
| Brinklow Quarry Limited | Mining & quarrying | 2008 |
| Bristlewand Limited | Construction | 1979 |
| Broadlee Printers Limited | Manufacturing | 2003 |
| Broads Travel Limited | Administrative & support | 2002 |
| Broadway Financial Services Ltd | Extraterritorial | 2013 |
| Brodex Limited | Other services | 1998 |
| Brodextrident Limited | Water & waste | 2010 |
| Broken Moon Design Limited | Information & communication | 2012 |
| Bronforest Limited | Construction | 1973 |
| Brook Residence Management Company Limited | Households | 2017 |
| Brookes Tools Limited | Wholesale & retail | 2014 |
| Brookfield Stainless Ltd | Wholesale & retail | 2015 |
| Brookside Nursery Limited | Wholesale & retail | 2015 |
| Brookson (5508N) Limited | Administrative & support | 2007 |
| Brown and Holmes Limited | Manufacturing | 2009 |
| Brown Box Group Ltd | Financial services | 2025 |
| Brown Box Self Storage Ltd | Transport & logistics | 2025 |
| Brown's Plumbing & GAS Ltd | Construction | 2025 |
| Browne OIL and GAS Services Limited | Construction | 2025 |
| Browns Upholstery Services Limited | Other services | 2024 |
| Bryant TM Limited | Administrative & support | 2015 |
| BS Trans Ltd | Transport & logistics | 2015 |
| BSM Tamworth Ltd | Education | 2021 |
| BTB Interiors Limited | Construction | 2026 |
| Bubu Spedition Ltd | Transport & logistics | 2021 |
| Buckos Bar Limited | Hospitality | 2023 |
| Build Cost Team Ltd | Professional & scientific | 2021 |
| Buildascape Ltd | Administrative & support | 2024 |
| Building Design Group Limited | Professional & scientific | 2001 |
| Bulldog Sparx Limited | Construction | 2019 |
| Bulletproof Games Ltd | Arts & recreation | 2015 |
| Burnaby Human Capital Limited | Administrative & support | 2011 |
| Busital Limited | Information & communication | 2013 |
| Buzzard Valley Fisheries Limited | Agriculture & fishing | 2024 |
| Buzzards Valley Management Limited | Real estate | 2024 |
| BY Sarah Limited | Wholesale & retail | 2017 |
| Byford Property Investments Limited | Real estate | 2024 |
| C & a Electrical Contractors Ltd | Construction | 2022 |
| C & CR Investments Limited | Administrative & support | 2024 |
| C & G Human Resources Limited | Administrative & support | 2017 |
| C & H Business Solutions Limited | Administrative & support | 2012 |
| C a Last Ltd | Wholesale & retail | 2020 |
| C and M Fixings (Midlands) Limited | Construction | 2010 |
| C J Green & SON (Maxstoke) Limited | Agriculture & fishing | 1994 |
| C M P Properties (West Midlands) Ltd | Hospitality | 2012 |
| C Mobley Services Ltd | Transport & logistics | 2024 |
| C Moore Solutions Ltd | Professional & scientific | 2016 |
| C S Communication Services Limited | Information & communication | 1990 |
| C Telecoms Ltd | Construction | 2025 |
| C Worwood Limited | Professional & scientific | 2012 |
| C. Essentials Ltd | Wholesale & retail | 2024 |